%0 Journal Article %A Gittel, Hans-Peter %T On some properties of solutions of transonic potential flow problems %J Applications of Mathematics %D 1989 %P 402-416 %V 34 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1989.104368/ %R 10.21136/AM.1989.104368 %G en %F 10_21136_AM_1989_104368